Finite Group Databasebeta

C7⋊Dic959 #41001647

order26852
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊Dic959

Splittings

derived, HallC72×C137 ⋊ C4
SylowC137 ⋊ C7⋊Dic7
SylowC72 ⋊ Dic137

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C7⋊D959
commutator, hypocenterC72×C137C4
Fitting, socle, prime radical, cosocleC2×C72×C137C2
LCSG ▷ C72×C137
UCSC1 ◁ C2

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 26852

Polycyclic presentation:

2,7^2,137,2|a^2=e,b^a=b^6,c^a=c^6,d^a=d^136

Conjugacy classes & character table

6716 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26852, 13);